Provider records sourced from NPPES (CMS National Plan & Provider Enumeration System). Data current as of August 10, 2026.

Robert L Leibowitz MD a Professional Medical Corporation

Organization Medical Oncology Physician · NPI 1285644963

Robert L Leibowitz MD a Professional Medical Corporation is a Medical Oncology Physician in Los Angeles, California. Licensed in California. Registered with an NPI since 2006.

Licensed in
CA
In the registry since
2006

Practice location Address checks out

2080 Century Park E Ste 1005
Los Angeles, CA 90067-2013
Phone: (310) 229-3555
Fax: (310) 229-3554
Show map & directions

Pin is approximate — placed at the ZIP-code centre, not the exact door.

Specialties & licences

Medical Oncology Physician (primary) Taxonomy 207RX0202X · Licence G28905 (CA)

Record details

NPI number1285644963
Entity typeOrganization (Type 2)
Organization subpartNo
Authorized official Robert Leibowitz — President · (310) 229-3555
Other names Compassionate Oncology Medical Group
NPI enumeratedAugust 8, 2006
Last updated in NPPESMay 24, 2016
Mailing address2080 Century Park E, Suite 1005, Los Angeles, CA 90067-2013

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